Tag: a-hash-table

All the articles with the tag "a-hash-table".

• LeetCode 127 Word Ladder

  29 Jun, 2026

  Solutions for LeetCode 127, hard, tags: hash table, string, breadth-first search.

• LeetCode 36 Valid Sudoku

  21 Jun, 2026

  Solutions for LeetCode 36, medium, tags: array, hash table, matrix.

• LeetCode 73 Set Matrix Zeroes

  13 Jun, 2026

  Solutions for LeetCode 73, medium, tags: array, hash table, matrix.

• LeetCode 567 Permutation in String

  7 Jun, 2026

  Solutions for LeetCode 567, medium, tags: hash table, two pointers, string, sliding window.

• LeetCode 438 Find All Anagrams in a String

  6 Jun, 2026

  Solutions for LeetCode 438, medium, tags: hash table, string, sliding window.

• LeetCode 981 Time Based Key-Value Store

  27 May, 2026

  Solutions for LeetCode 981, medium, tags: hash table, string, binary search, design.